Method allocateNewDecoder

YUViewLib/src/decoder/decoderDav1d.cpp:228–282

}

void decoderDav1d::allocateNewDecoder()
{
  if (decoder != nullptr)
  {
    DEBUG_DAV1D("decoderDav1d::allocateNewDecoder Error a decoder was already allocated");
    return;
  }
  if (decoderState == DecoderState::Error)
    return;

  DEBUG_DAV1D("decoderDav1d::allocateNewDecoder - decodeSignal %d", decodeSignal);

  this->lib.dav1d_default_settings(&settings);

  // Create new decoder object
  int err = this->lib.dav1d_open(&decoder, &settings);
  if (err != 0)
  {
    decoderState = DecoderState::Error;
    setError("Error opening new decoder (dav1d_open)");
    return;
  }

  if (internalsSupported)
  {
    // Apply the analizer settings
    this->lib.dav1d_default_analyzer_settings(&analyzerSettings);
    if (nrSignals > 0)
    {
      if (decodeSignal == 1)
      {
        analyzerSettings.export_prediction = 1;
        DEBUG_DAV1D("decoderDav1d::allocateNewDecoder - Activated export of prediction");
      }
      else if (decodeSignal == 2)
      {
        analyzerSettings.export_prefilter = 1;
        DEBUG_DAV1D(
            "decoderDav1d::allocateNewDecoder - Activated export of reconstruction pre-filtering");
      }
    }
    if (this->statisticsEnabled())
    {
      analyzerSettings.export_blkdata = 1;
      DEBUG_DAV1D("decoderDav1d::allocateNewDecoder - Activated export of block data");
    }
    this->lib.dav1d_set_analyzer_settings(decoder, &analyzerSettings);
  }

  // The decoder is ready to receive data
  decoderBase::resetDecoder();
  currentOutputBuffer.clear();
  decodedFrameWaiting = false;
  flushing            = false;
}

bool decoderDav1d::decodeNextFrame()
{